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| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/doc/c-tree.texi | 7 |
2 files changed, 12 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 0a6a908..2df4662 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2004-03-02 Mark Mitchell <mark@codesourcery.com> + + * doc/c-tree.texi (DECL_ASSEMBLER_NAME): Mention that using this + macro results in memory allocation. + 2004-03-02 David O'Brien <obrien@FreeBSD.org> * config/freebsd-spec.h (FBSD_DYNAMIC_LINKER): Add. diff --git a/gcc/doc/c-tree.texi b/gcc/doc/c-tree.texi index d1afe65..8cd059e 100644 --- a/gcc/doc/c-tree.texi +++ b/gcc/doc/c-tree.texi @@ -1105,6 +1105,13 @@ platform, it is the responsibility of the back end to perform those modifications. (Of course, the back end should not modify @code{DECL_ASSEMBLER_NAME} itself.) +Using @code{DECL_ASSEMBLER_NAME} will cause additional memory to be +allocated (for the mangled name of the entity) so it should be used +only when emitting assembly code. It should not be used within the +optimizers to determine whether or not two declarations are the same, +even though some of the existing optimizers do use it in that way. +These uses will be removed over time. + @item DECL_EXTERNAL This predicate holds if the function is undefined. |